CN107675741A - Link assembly for machine - Google Patents
Link assembly for machine Download PDFInfo
- Publication number
- CN107675741A CN107675741A CN201710576636.4A CN201710576636A CN107675741A CN 107675741 A CN107675741 A CN 107675741A CN 201710576636 A CN201710576636 A CN 201710576636A CN 107675741 A CN107675741 A CN 107675741A
- Authority
- CN
- China
- Prior art keywords
- plate
- suspension rod
- side plate
- substrate
- attached
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
- B66C13/54—Operator's stands or cabins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/20—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs mounted on, or guided by, jibs
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/425—Drive systems for dipper-arms, backhoes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
- B66C2700/0321—Travelling cranes
- B66C2700/0357—Cranes on road or off-road vehicles, on trailers or towed vehicles; Cranes on wheels or crane-trucks
- B66C2700/0364—Cranes on road or off-road vehicles, on trailers or towed vehicles; Cranes on wheels or crane-trucks with a slewing arm
- B66C2700/0371—Cranes on road or off-road vehicles, on trailers or towed vehicles; Cranes on wheels or crane-trucks with a slewing arm on a turntable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/06—Cranes in which the lifting movement is done with a hydraulically controlled plunger
- B66C2700/062—Cranes in which the lifting movement is done with a hydraulically controlled plunger mounted on motor vehicles
- B66C2700/065—Cranes in which the lifting movement is done with a hydraulically controlled plunger mounted on motor vehicles with a slewable jib
- B66C2700/067—Cranes in which the lifting movement is done with a hydraulically controlled plunger mounted on motor vehicles with a slewable jib on a turntable
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/16—Cabins, platforms, or the like, for drivers
- E02F9/166—Cabins, platforms, or the like, for drivers movable, tiltable or pivoting, e.g. movable seats, dampening arrangements of cabins
Abstract
Disclose a kind of link assembly for machine.Link assembly further comprises suspension rod and is pivotally coupled to the dipper of suspension rod front end.Suspension rod includes the substrate with Part I and Part II.Part II is relative to Part I with an angle tilt.Arm further comprises being attached to the paired side plate of substrate, is attached to the top plate of paired side plate.Substrate, paired side plate and top plate together limit box body structure.Baffle plate is located at the position of the front end preset distance away from suspension rod, is arranged in the box body structure of suspension rod.Suspension rod further comprises the installation component for the substrate for being attached to suspension rod.Installation component is configured to couple with the first hydraulic actuator and the second hydraulic actuator.
Description
Technical field
The present invention relates to a kind of link assembly for machine.
Background technology
The machine of such as materials processor etc is used for some industries, such as, waste recovery, bulk materials processing and woods
Industry.Machine includes being used for the elongated link assembly for adapting to different work instrument.Link assembly includes suspension rod and dipper.Generally, even
The suspension rod of bar assembly includes top plate, bottom plate and paired side plate and multiple baffle plates.In traditional design, top plate, the bottom plate of suspension rod
It is made up of with each in side plate multiple plates being attached to one another using butt welding.Generally, for others are welded, butt welding
Complex process and time-consuming, and the position of butt welding is generally viewed as the failure original position of suspension rod.In addition, in the casing knot of suspension rod
The multiple baffle plates of structure Ei settings can increase the weight of suspension rod.In addition, cause the manufacture of suspension rod in multiple external multiple baffle plates of installation
Become complicated.
United States Patent (USP) 8,991,029 (the hereinafter referred to patent of ' 029) discloses a kind of girder construction.The girder construction includes gear
Plate.The outward flange of baffle plate is nearby attached with multiple lap belts.Tack coat is coated with the outer surface of lap belt.Multiple side walls surround
Tack coat, lap belt and baffle plate assemble, thus form girder construction.The girder construction of the patent of ' 029 discloses a kind of connection rod set
Part, it has multiple baffle plates and multiple baffle plates is arranged on into the mounting arrangements in girder construction.
The content of the invention
In one aspect of the invention, there is provided a kind of link assembly for machine.The link assembly includes having front end
With the suspension rod of rear end.Suspension rod includes the substrate with Part I and Part II.Part II is relative to Part I with one
Angle tilt.Suspension rod further comprises the paired side plate for being attached to substrate.Suspension rod further comprises the top for being attached to paired side plate
Plate.Substrate, paired side plate and top plate together limit the box body structure for suspension rod.In addition, suspension rod includes baffle plate, the baffle plate position
In the position of the preset distance away from suspension rod front end, it is arranged in box body structure.Baffle plate be further attached to substrate, paired side plate with
And top plate.Link assembly further comprises the dipper for being pivotally coupled to suspension rod front end.Link assembly further comprises being attached to
The installation component of bottom plate.The installation component is configured to couple with the first hydraulic actuator and the second hydraulic actuator.First hydraulic pressure
Machine frame and dipper are each respectively coupled in actuator and the second hydraulic actuator.
In another aspect of the present invention, there is provided a kind of link assembly for machine.The link assembly is included before having
End and the suspension rod of rear end.Suspension rod includes the substrate with Part I and Part II.Part II relative to Part I with
One angle tilt.Suspension rod further comprises the first side plate for being attached to substrate first side edge and is spaced apart simultaneously with the first side plate
It is attached to the second side plate of the second side edge of substrate.Suspension rod further comprises the top being attached on the first side plate and the second side plate
Plate.Substrate, the first side plate, the second side plate and top plate limit the first T junction and together limit the box body structure for suspension rod.
Suspension rod further comprises baffle plate, and the baffle plate is located at the position of the preset distance away from suspension rod front end, is arranged on the box body structure of suspension rod
In.Baffle plate is further attached to substrate, the first side plate, the second side plate and top plate using fillet welding.First side plate, the second side plate, base
Plate, top plate and baffle plate together limit the chamber in the box body structure for suspension rod.Link assembly further comprises being pivotally coupled
To the dipper of suspension rod front end.Link assembly further comprises being attached to bottom plate to limit the installation component of the second T junction.The peace
Dress component is further configured to couple with the first hydraulic actuator and the second hydraulic actuator.First hydraulic actuator and the second liquid
Machine frame and dipper are each respectively coupled in hydraulic actuator.
In another aspect of the invention, there is provided a kind of machine.The machine includes framework and is connected to the connecting rod of framework
Component.The link assembly includes the suspension rod with front-end and back-end.Suspension rod includes the substrate with Part I and Part II.
Part II is relative to Part I with an angle tilt.Suspension rod further comprises the paired side plate for being attached to substrate.Suspension rod
Top plate is further attached to paired side plate.Substrate, paired side plate and top plate together limit the box body structure for suspension rod.Suspension rod
Further comprise baffle plate, the baffle plate is located at the position of the preset distance away from suspension rod front end, is arranged in box body structure.Baffle plate enters one
Step is attached to substrate, paired side plate and top plate.Link assembly further comprises the dipper for being pivotally coupled to suspension rod front end.Even
Bar assembly further comprises the installation for being attached to substrate and being configured to couple with the first hydraulic actuator and the second hydraulic actuator
Component.Machine frame and dipper are each respectively coupled in first hydraulic actuator and the second hydraulic actuator.
By the following description and accompanying drawing, further feature of the invention and aspect are high-visible.
Brief description of the drawings
Fig. 1 is the side view according to the machine with link assembly of one embodiment of the invention;
Fig. 2 is the perspective view according to the suspension rod with link assembly of one embodiment of the invention;And
Fig. 3 is the sectional view of the suspension rod intercepted according to the A-A ' lines along Fig. 2 of one embodiment of the invention.
Embodiment
It is shown in the drawings with detailed reference to specific embodiment or feature, the example.In the conceived case, these accompanying drawings
Used in corresponding or like numerals represent identical or corresponding part.
Fig. 1 shows the side view of machine 100 according to an embodiment of the invention.In the embodiment shown, machine 100 is
Materials processor.In embodiment is originated, machine 100 can be excavator or hydraulic shovel.It should be appreciated that machine 100 can with it is all
As dug up mine, building, multiple industries of agricultural and forestry etc are associated.Machine 100 includes framework 102 and is connected to framework
102 operating room 104.More specifically, operating room 104 is connected to the framework 102 of machine 100 using hydraulic pressure chamber lifter 106.Liquid
Pressure chamber lifter 106 is configured to the moving operation room 104 of framework 102 relative to machine 100.Machine 100 includes ground engagement structure
Part 108, it is used to provide the mobility in floor surface 109 to machine 100.In an illustrated embodiment, ground engagement structure
Part 108 includes crawler belt.In alternative embodiments, ground-engaging member 108 may include to take turns.Machine 100 can further comprise power
Source (not shown) and the transmission system (not shown) for being operably coupled to power source and ground-engaging member 108 in groups.Power train
System can be configured to transmit traction power from power source to ground-engaging member 108 in groups.Machine 100 further comprises being used to support
Ground-engaging member 108 in groups on the chassis 110 of framework 102, operating room 104 and machine 100.
Machine 100 further comprises the link assembly 112 for being connected to framework 102.Link assembly 112 include suspension rod 116 with
Dipper 118.Suspension rod 116 has front end 120 and rear end 122.The rear end 122 of suspension rod 116 is pivotally coupled to framework 102.Suspension rod
116 front end 120 is pivotally coupled to dipper 118.Link assembly 112 further comprises the mounting assembly for being attached to suspension rod 116
124.Installation component 124 is connected to the first hydraulic actuator 126 and the second hydraulic actuator 128.First hydraulic actuator 126 enters
The framework 102 of machine 100 is connected to single stepping, and is configured to move suspension rod 116 relative to the framework 102 of machine 100.
Second hydraulic actuator 128 is further operatively connected to dipper 118, and is configured to move dipper relative to suspension rod 116
118.Link assembly 112 further comprises the power tool for an end 132 for being pivotally coupled to dipper 118 as shown in Figure 1
130.In addition, power tool 130 can be moveably coupled to the end 132 of dipper 118.In the case, machine can be based on
100 application selection power tool 130.In the embodiment shown, machine 100 is grabbed bucket including lotus flower.In other embodiments, make
Industry instrument 130 may include, but be not limited to, hydraulic hammer, scraper bowl, grab bucket or clamshell.Power tool 130 can be with making for starting
The hydraulic cylinder (not shown) of the operation of industry instrument 130 associates with fluid line (not shown).
Fig. 2 shows the perspective view of the suspension rod 116 of link assembly 112.The rear end 122 of suspension rod 116 is pivotally coupled to framework
102.Suspension rod 116 includes the substrate 202 made of the metal or metal alloy of such as steel etc.The thickness of substrate 202 is in suspension rod
116 length direction keeps constant.Substrate 202 has Part I 204 and Part II 206.The Part I of substrate 202
204 are located at close to the position of the front end 120 of suspension rod 116, and Part II 206 is located at close to the position of the rear end 122 of suspension rod 116.Base
The Part II 206 of plate 202 is tilted relative to Part I 204 with angle ' A '.Suspension rod 116 can be limited based on many factors
Angle ' A ', and do not limit the scope of the invention, these factors include, but not limited to the application of machine 100, link assembly 112
The load that must be loaded.Substrate 202 have first side edge 208 and with first side with 208 relative to second side edge
210.The distance between first side edge 208 and second side edge 210 limit the width of substrate 202.Substrate 202 has basal surface
212 and the top surface 214 relative with basal surface 212.The distance between basal surface 212 and top surface 214 limit the thickness of substrate 202
Degree.
Suspension rod 116 further comprises paired side plate.Paired side plate includes the first side plate 216 and between the first side plate 216
The second side plate 218 separated.First side plate 216 is located at the position away from the certain deviation distance of first side edge 208 and is attached to substrate
202 top surface 214.Similarly, the second side plate 218 is located at the position away from the certain deviation distance of second side edge 210 and is attached to
The top surface 214 of substrate 202.In an example, the first side plate 216 and the second side plate 218 can be by the metals of such as steel etc
Or metal alloy is made.There is each of in first and second side plates 216,218 inner surface 220 and relative with inner surface 220
Outer surface 222.The distance between inner surface 220 and outer surface 222 limit thickness each in the first and second side plates 216,218
Degree.In one embodiment, thickness each in the first and second side plates 216,218 can be equal with the thickness of substrate 202.Another
In one embodiment, each thickness can be different from the thickness of substrate 202 in the first and second side plates 216,218.
Paired first connecting elements 224 is connected to the first and second side plates 216,218 in the position of front end 120 of suspension rod 116,
Suspension rod 116 is coupled with dipper 118.First connecting elements 224 includes through hole 228, causes dipper 118 for receiving
It is connected to the trunnion (not shown) of suspension rod 116.Pass through each and corresponding first and second side in paired first connecting elements 224
In plate 216,218 it is each between overlap joint welding point is provided, paired first connecting elements 224 is attached to the first and second side plates
216、218.In the embodiment shown, the thickness of the first connecting elements 224 is more than the thickness of the first and second side plates 216,218.
Paired first connecting elements 224 is configured to bear the load of dipper 118 and power tool 130.
Suspension rod 116 further comprise being attached respectively to the first side plate 216 and the second side plate 218, after suspension rod 116
First stiffener 230 and the second stiffener (not shown) at end 122.In one embodiment, the first stiffener 230 and
Two stiffeners can be made up of the material similar with the material of the first and second side plates 216,218.In one embodiment, first
Each thickness can be equal with the thickness of the first and second side plates 216,218 respectively in the stiffener of stiffener 230 and second.
In another embodiment, the thickness of the first stiffener 230 and the second stiffener can respectively with the first and second side plates 216,
218 thickness is different.
The rear end 122 of suspension rod 116 further comprises the second connecting elements for being welded to the first and second side plates 216,218
234 and first and second stiffeners 230.Suspension rod 116 is pivotally coupled to machine 100 using the second connecting elements 234
Framework 102.First and second stiffeners 230 can strengthen be arranged on the second connecting elements 234 and first and second side plate 216,
The intensity of welding between 218.Further, since the first and second side plates 216,218 on the position of rear end 122 of suspension rod 116
In each additional thickness, the first and second stiffeners 230 can lift the load bearing capacity of suspension rod 116.In an implementation
In example, the second connecting elements 234 can be configured to receive the connecting pin (not shown) being arranged on framework 102, and it causes suspension rod 116
It can couple with framework 102.
Suspension rod 116 further comprises top plate 236.Top plate 236 is attached to the first and second side plates 216,218.In a reality
Apply in example, top plate 236 can be made up of the metal or metal alloy of such as steel etc, and its thickness can be with the thickness of substrate 202
Spend equal.Substrate 202, the first and second side plates 216,218 and top plate 236 together limit the box body structure for suspension rod 116.
Cover plate 238 is arranged on the front end 120 of suspension rod 116.Cover plate 238 may be provided in suspension rod 116, so as in the operation of machine 100
Dust or other particles are prevented to enter in suspension rod 116.In one embodiment, cover plate 238 may be welded to substrate 202, the first side
Plate 216, the second side plate 218 and top plate 236.
Suspension rod 116 further comprises positioned at the position of the preset distance of front end 120 ' D ' away from suspension rod 116, is arranged on suspension rod
Baffle plate 240 in 116 box body structure.In one embodiment, can be surveyed from the position of the cover plate 238 at the front end 120 of suspension rod 116
Measure preset distance ' D '.In another embodiment, many factors measurement preset distance can be based on from the front end 120 of suspension rod 116
' D ', these factors include, but not limited to act on side load on suspension rod 116, welder in the operating process of machine 100
Easy arrival shape from the front end 120 of suspension rod 116 to baffle plate 240.In various embodiments, can the application based on machine 100 and it is true
Determine preset distance ' D '.In an example, the scope of preset distance ' D ' is between 400mm to 500mm.Baffle plate 240 can be by all
Metal or metal alloy such as steel etc is made, and can have predetermined thickness.In the embodiment shown, based on substrate 202,
The predetermined thickness of at least one thickness limit baffle plate 240 in first and second side plates 216,218 and top plate 236.At one
In example, based at least 60% thickness at least one in substrate 202, the first and second side plates 216,218 and top plate 236
Limit the predetermined thickness of baffle plate 240.In other embodiments, the predetermined thickness of baffle plate 240 can be limited based on many factors, these
Factor includes, but not limited to act on the survey load on suspension rod 116.Baffle plate 240 is set perpendicularly to substrate 202.At another
In embodiment, it is in predetermined angular ' θ ' that baffle plate 240, which may be configured as relative to substrate 202,.In an example, predetermined angular ' θ '
Scope can be to.
Baffle plate 240 has multiple lateral edges 241.In the embodiment shown, baffle plate 240 includes four lateral edges.Utilize angle
217 are welded, substrate 202, the first side plate 216, the second side plate 218 and top are each attached in multiple lateral edges 241 of baffle plate 240
Plate 236.In the embodiment shown, chamfered part (not shown) is each provided with multiple lateral edges 241 of baffle plate 240, with
Single slope mouth is limited, and fillet welding 217 therefore is set along multiple lateral edges 241 of baffle plate 240.Substrate 202, the first side plate
216th, the second side plate 218, top plate 236 and baffle plate 240 together limit the chamber in the box body structure for suspension rod 116.Baffle plate 240
Including through hole 242, it allows the chamber of air from suspension rod 116 to flow in and out;, may if being not provided with through hole 242
The air in chamber is caused to block in the manufacturing process of suspension rod 116.Therefore, suspension rod 116 of the invention is in the front end of suspension rod 116
120 are provided with single baffle plate 238, to realize 116 desired intensity of suspension rod.
Referring to Figures 1 and 2, link assembly 112 further comprises installation component 124.Installation component 124 is attached to substrate
202 basal surface 212.Installation component 124 includes the first installing plate 244 and the second installing plate 246.In the embodiment shown,
One installing plate 244 is attached to substrate 202 in the position of the offset distance of first side edge 208 away from substrate 202.Similarly, second
Loading board 246 is attached to substrate 202 in the position of the offset distance of second side edge 210 away from substrate 202.Installation component 124 has
First end 248 close to the rear end 122 of suspension rod 116, and close to the second end 250 of the front end 120 of suspension rod 116.
Installation component 124 further comprises the first trunnion 252 and the second trunnion 254 with the first trunnion 252 interval.The
One trunnion 252 and the second trunnion 254 are connected respectively to the end 250 of first end 248 and second of installation component 124.First trunnion 252
It is configured to couple the first hydraulic actuator 126, for moving suspension rod 116 relative to the framework 102 of machine 100.Second trunnion 254
It is configured to couple the second hydraulic actuator 128, for moving dipper 118 relative to the suspension rod 116 of link assembly 112.
Fig. 3 is showing along the sectional view of the suspension rod 116 that A-A ' lines intercept in Fig. 2.As it was previously stated, suspension rod 116 includes substrate
202nd, the first and second side plates 216,218 and top plate 236, it together limits the box body structure of suspension rod 116.First side plate 216
Inner surface 220 and outer surface 222 are each included with the second side plate 218.
In order to which substrate 202 and the first side plate 216 are attached, set along the length direction of the bottom 302 of the first side plate 216
There is chamfered part 303.More specifically, as shown in figure 3, chamfered part 303 extends from the outer surface 222 of the first side plate 216.Institute
Show in embodiment, the first side plate 216 is positioned at the position of the offset distance of first side edge 208 away from substrate 202, and is arranged to vertical
Directly in the top surface 214 (as shown in Figure 2) of substrate 202, so as to the first T-shaped being limited between the first side plate 216 and substrate 202
Joint 306.In another embodiment, the first side plate 216 can be positionable relative to substrate 202 top surface 214 it is at an angle.
Therefore, formed with single slope mouth 308 between the bottom 302 of the first side plate 216 and substrate 202.By along being formed at first
Slope mouth 308 between side plate 216 and substrate 202 sets fillet welding, and the first side plate 216 is further attached to substrate 202.
In order to which substrate 202 and the second side plate 218 are attached, set along the length direction of the bottom 314 of the second side plate 218
There is chamfered part 309.Second side plate 218 is positioned at the position away from the offset distance of second side edge 210, and is set perpendicularly to base
The top surface 214 of plate 202, so as to be limited to the first T junction 310 between the second plate 218 and substrate 202.Therefore, second
Formed with single slope mouth 312 between the bottom 314 of side plate 218 and substrate 202.By along being formed at the He of the second side plate 218
Slope mouth 312 between substrate 202 sets fillet welding, and the second side plate 218 is further attached to the substrate 202 of suspension rod 116.
In order to form the box body structure of suspension rod 116, top plate 236 is attached to the first side plate 216 and the second side plate 218.More
Body, top plate 236 is arranged to each vertical among the first side plate 216 and the second side plate 218.Due to the first side plate 216 and top
The vertical position relationship of plate 236, the first T junction 316 is limited between the first side plate 216 and top plate 236.In addition, along
The length direction on the top 304 of side plate 216 is provided with chamfered part 322.In the top 304 of the first side plate 216 and substrate 236
Between formed with single slope mouth 320.By along the single slope mouth 320 being limited between the first side plate 216 and top plate 236
Fillet welding is set, and the first side plate 216 is further attached to top plate 236.Similarly, top plate 236 is set perpendicularly to the second side plate
218.Due to the second side plate 218 and the vertical position relationship of top plate 236, first is limited between the second side plate 218 and top plate 236
T junction 318.In addition, the length direction on the top 313 of the second side plate 218 is provided with chamfered part 323.Therefore,
Formed with single slope mouth 324 between the top 313 of two side plates 218 and top plate 236.By along formed in the second side plate 218
Single slope mouth 324 between top plate 236 sets fillet welding, and the second side plate 218 is further attached to top plate 236.
As it was previously stated, installation component 124 is attached to the substrate 202 of suspension rod 116.First installation component 244 is positioned at away from base
The position of the offset distance of first side edge 208 of plate 202, and the second installation component 246 is positioned at the second side away from substrate 202
The offset distance of edge 210.In order to which installation component 124 is attached into substrate 202, the interior table from the top 326 of the first installing plate 244
Chamfered part 329 is each set in face 336 and outer surface 338.Similarly, from the inner surface on the top 328 of the second installing plate 246
340 and outer surface 342 set chamfered part 330.
Each in first installing plate 244 and the second installing plate 246 is positioned at vertical with the basal surface of substrate 202 212.By
In the vertical positional relationship of the first installing plate 244 and substrate 202, the 2nd T is limited between the first installing plate 244 and substrate 202
Shape joint.Therefore, between the top 326 of the first installing plate 244 and the basal surface 212 of substrate 202 formed with diclinic groove
332.By setting fillet welding, the first installing plate along the diclinic groove 332 being formed between the first installing plate 244 and substrate 202
244 are further attached to the substrate 202 of suspension rod 116.Similarly, because the upright position of the second installing plate 246 and substrate 202 is closed
System, the second T junction is limited between the second installing plate 246 and substrate 202.In addition, on the top 328 of the second installing plate 246
Formed with diclinic groove 334 between the basal surface 212 of substrate 202.By along being formed at the second installing plate 246 and substrate
Diclinic groove 334 between 202 sets fillet welding, and the second installing plate 246 is further attached to substrate 202.
Industrial applicibility
The present invention relates to a kind of link assembly 112 for machine 100.Link assembly 112 includes suspension rod 116, and it passes through
So that substrate 202, the first and second side plates 216,218 and top plate 236 are attached to one another and formed.Substrate 202, first and second
Each in side plate 216,218 and top plate 236 is made up of the single metal part without any plumb joint (such as butt joint).
Therefore, the single metal part structure of substrate 202, the first and second side plates 216,218 and top plate 236 increases for suspension rod 116
Composite bearing ability.In addition, it is arranged on the first T-shaped between substrate 202, the first and second side plates 216,218 and top plate 236
Joint 306,310,316 and 318 improves the reliability and durability of suspension rod 116.In order that obtain substrate 202, first and second
Side plate 216,218 and top plate 236 are attached to one another, and each top 304 and 313 is distinguished in the first and second side plates 216,218
It is provided with chamfered part 322,323,329 and 330.The and of chamfered part 322,323,329 of first and second side plates 216,218
330 provide the top 304,313 and bottom of the joint of reinforcement and the second side plate 218 respectively along the sum of the first side plate 216
302nd, the root penetration of length direction each in 314.By forming fillet welding along single slope mouth 308,312,320 and 324,
Each it is attached to one another in substrate 202, the first and second side plates 216,218 and top plate 236, to improve the fatigue strength of suspension rod 116,
And therefore reduce the local stress acted on suspension rod 116.
Baffle plate 240 is located at the position of the preset distance of front end 120 ' D ' away from suspension rod 116, is arranged on the box body knot of suspension rod 116
In structure.Preset distance ' D ' can determine as follows:Welder can contact baffle plate 240, and the construction of suspension rod 116 is answered
Polygamy is eliminated.In addition, by along multiple lateral edges 241 of baffle plate 240, top plate 236, the first and second side plates 216,
218 and substrate 202 in it is each fillet welding 217 is set, baffle plate 240 is attached to suspension rod 116.Fillet welding, which reduces, to be acted on baffle plate 240
Local stress.Due to positioning of the single baffle plate 240 at preset distance ' D ' place, link assembly 112 can realize that desired side is born
Lotus ability to bear.Therefore, the one-piece construction of suspension rod 116 and single baffle plate 240 be located at the front end 120 away from suspension rod 116 most preferably away from
From the construction of position provide expectation strength to suspension rod 116, and reduce cost and complexity that suspension rod 116 is manufactured and assembled
Property.Installation component 124 is attached to the basal surface 212 of the substrate 202 of suspension rod 116 contributes to the first and second hydraulic actuators
126th, 128 connection, and substrate 202, the first side plate 216, the second side plate 218 or top plate 236 need not be made a change or repaiied
Change.
Although the present invention has shown and described referring specifically to above example, those skilled in the art should manage
Solution, by improving disclosed machine, system and method and the spirit and scope for not departing from disclosure, it is also contemplated that more
Kind additional embodiment.Any equivalent without determination with it according to claims, such embodiment should be understood to the present invention's
Within the scope of.
Claims (10)
1. a kind of link assembly for machine, it includes:
Suspension rod with front-end and back-end, the suspension rod include:
Substrate with Part I and Part II, wherein the Part II is inclined relative to the Part I with an angle
Tiltedly;
It is attached to the paired side plate of the substrate;
Be attached to the top plate of the side plate in pairs, wherein the substrate, side plate and the top plate in pairs together limit it is described
The box body structure of suspension rod;And
Baffle plate, the baffle plate are located at the position of the front end preset distance away from the suspension rod, are arranged in the box body structure,
And it is attached to the substrate, side plate and the top plate in pairs;
Dipper, the bar are pivotally coupled to the front end of the suspension rod;And
Installation component, the installation component are attached to the substrate, and are configured to and the first hydraulic actuator and the cause of the second hydraulic pressure
Dynamic device connection, wherein, each it is respectively coupled to the machine in first hydraulic actuator and second hydraulic actuator
Framework and the dipper.
2. link assembly according to claim 1, including the cover plate being arranged on the front end of the suspension rod, wherein
The preset distance is measured between the baffle plate and the cover plate.
3. link assembly according to claim 1, wherein, the side plate in pairs includes:
First side plate, first side plate are attached to the first side edge of the substrate;And
Second side plate, second side plate is spaced apart with first side plate, and is attached to the second side edge of the substrate, its
In, first side plate, second side plate, the substrate, the top plate and the baffle plate are together limited to the suspension rod
Chamber in the box body structure.
4. link assembly according to claim 1, wherein, each and described top plate and the base in the side plate in pairs
In plate it is at least one between limit the first T junction.
5. link assembly according to claim 4, wherein, first T junction includes single oblique groove welding.
6. link assembly according to claim 1, wherein limiting the second T-shaped between the installation component and the substrate
Joint, and wherein, second T junction connects including double-bevel groove weld.
7. link assembly according to claim 1, wherein, the baffle plate is attached to the substrate, the top using fillet welding
It is each in plate, and the side plate in pairs.
8. a kind of link assembly for machine, including:
Suspension rod with front-end and back-end, the suspension rod include:
Substrate with Part I and Part II, wherein the Part II is inclined relative to the Part I with an angle
Tiltedly;
First side plate, first side plate are attached to the first side edge of the substrate;
Second side plate, second side plate are spaced apart with first side plate and are attached to the second side edge of the substrate;
Top plate, the top plate are attached to first side plate and second side plate, wherein, limit the institute of the first T junction
State the box body structure that substrate, first side plate, second side plate and the top plate together limit the suspension rod;And
Baffle plate, the baffle plate are located at the position of the front end preset distance away from the suspension rod, are arranged on described in the suspension rod
In box body structure, and the substrate, first side plate, second side plate and the top plate are attached to using fillet welding, wherein,
First side plate, second side plate, the substrate, the top plate and the baffle plate together limit the institute for the suspension rod
State the chamber in box body structure;
Dipper, the bar are pivotally coupled to the front end of the suspension rod;And
Installation component, the installation component are attached to the substrate to limit the second T junction, and are configured to cause with the first hydraulic pressure
Dynamic device and the second hydraulic actuator connection, wherein, each divide in first hydraulic actuator and second hydraulic actuator
The framework of the machine and the dipper are not connected to.
9. link assembly according to claim 8, including the cover plate being arranged on the front end of the suspension rod, wherein
The preset distance is measured between the baffle plate and the cover plate.
10. link assembly according to claim 8, wherein, first T junction includes single oblique groove welding.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/224,970 | 2016-08-01 | ||
US15/224,970 US20180029851A1 (en) | 2016-08-01 | 2016-08-01 | Linkage assembly for machine |
Publications (1)
Publication Number | Publication Date |
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CN107675741A true CN107675741A (en) | 2018-02-09 |
Family
ID=60951033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710576636.4A Pending CN107675741A (en) | 2016-08-01 | 2017-07-14 | Link assembly for machine |
Country Status (3)
Country | Link |
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US (1) | US20180029851A1 (en) |
CN (1) | CN107675741A (en) |
DE (1) | DE102017117188A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109537656A (en) * | 2018-11-26 | 2019-03-29 | 中联重科股份有限公司 | Swing arm, the manufacturing method of swing arm and excavator |
CN112160359A (en) * | 2020-10-12 | 2021-01-01 | 徐州徐工挖掘机械有限公司 | Construction machine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10427916B1 (en) | 2018-10-05 | 2019-10-01 | Tgr Construction, Inc. | Structure installation system with vehicle having hangers to support a wall |
IT201900007197A1 (en) * | 2019-05-24 | 2020-11-24 | Scaip S P A | MACHINE, IN THE FORM OF A SELF-PROPELLED SCREEN, FOR THE BURIING OF PIPELINES |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06220882A (en) * | 1993-01-28 | 1994-08-09 | Komatsu Ltd | Boom structure for construction machine |
CN201095772Y (en) * | 2007-09-29 | 2008-08-06 | 广西玉林玉柴工程机械有限责任公司 | Hydraulic excavator working device |
CN201857621U (en) * | 2010-07-30 | 2011-06-08 | 广西柳工机械股份有限公司 | Movable arm of excavator |
CN104114772A (en) * | 2012-02-16 | 2014-10-22 | 日立建机株式会社 | Construction machine arm |
CN104250985A (en) * | 2013-06-28 | 2014-12-31 | 株式会社久保田 | Boom for working machine |
CN104652506A (en) * | 2014-12-16 | 2015-05-27 | 柳州柳工挖掘机有限公司 | Silenced boom of excavator and excavator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8991029B2 (en) | 2011-09-26 | 2015-03-31 | Caterpillar Inc. | Beam structure |
-
2016
- 2016-08-01 US US15/224,970 patent/US20180029851A1/en not_active Abandoned
-
2017
- 2017-07-14 CN CN201710576636.4A patent/CN107675741A/en active Pending
- 2017-07-28 DE DE102017117188.6A patent/DE102017117188A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06220882A (en) * | 1993-01-28 | 1994-08-09 | Komatsu Ltd | Boom structure for construction machine |
CN201095772Y (en) * | 2007-09-29 | 2008-08-06 | 广西玉林玉柴工程机械有限责任公司 | Hydraulic excavator working device |
CN201857621U (en) * | 2010-07-30 | 2011-06-08 | 广西柳工机械股份有限公司 | Movable arm of excavator |
CN104114772A (en) * | 2012-02-16 | 2014-10-22 | 日立建机株式会社 | Construction machine arm |
CN104250985A (en) * | 2013-06-28 | 2014-12-31 | 株式会社久保田 | Boom for working machine |
CN104652506A (en) * | 2014-12-16 | 2015-05-27 | 柳州柳工挖掘机有限公司 | Silenced boom of excavator and excavator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109537656A (en) * | 2018-11-26 | 2019-03-29 | 中联重科股份有限公司 | Swing arm, the manufacturing method of swing arm and excavator |
CN112160359A (en) * | 2020-10-12 | 2021-01-01 | 徐州徐工挖掘机械有限公司 | Construction machine |
Also Published As
Publication number | Publication date |
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DE102017117188A1 (en) | 2018-02-01 |
US20180029851A1 (en) | 2018-02-01 |
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